| Part Number | ATTINY44V-10PU | ATTINY45V-10PU | 
|---|---|---|
| Manufacturer | Microchip Technology | Microchip Technology | 
| Category | Embedded - Microcontrollers | Embedded - Microcontrollers | 
|   |   | |
| Product Status | Active | Active | 
| Core Processor | AVR | AVR | 
| Core Size | 8-Bit | 8-Bit | 
| Speed | 10MHz | 10MHz | 
| Connectivity | USI | USI | 
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT | Brown-out Detect/Reset, POR, PWM, WDT | 
| Number of I/O | 12 | 6 | 
| Program Memory Size | 4KB (2K x 16) | 4KB (2K x 16) | 
| Program Memory Type | Flash | Flash | 
| EEPROM Size | 256 x 8 | 256 x 8 | 
| RAM Size | 256 x 8 | 256 x 8 | 
| Voltage - Supply (Vcc/Vdd) | 1.8V ~ 5.5V | 1.8V ~ 5.5V | 
| Data Converters | A/D 8x10b | A/D 4x10b | 
| Oscillator Type | Internal | Internal | 
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | 
| Mounting Type | Through Hole | Through Hole | 
| Package / Case | 14-DIP (0.300", 7.62mm) | 8-DIP (0.300", 7.62mm) | 
| Supplier Device Package | 14-PDIP | 8-PDIP |